1,3-Dihydro-5-phenyl-1,4-benzodiazepin-2-one

1,3-二氢-5-苯基-1,4-苯并二氮杂卓-2-酮

Also known as: 1,3-Dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one, 2,3-Dihydro-5-phenyl-1H-1,4-benzodiazepin-2-one, 5-Phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one, 5-Phenyl-1,3-dihydro-1,4-benzodiazepin-2-one, Deschlorodemethyldiazepam, Ro-5-2921, RARECHEM EM WB 0256

1,3-Dihydro-5-phenyl-1,4-benzodiazepin-2-one (CAS 2898-08-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H12N2O and a molecular weight of 236.26900 g/mol. It is also known as 1,3-Dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one, 2,3-Dihydro-5-phenyl-1H-1,4-benzodiazepin-2-one and 5-Phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one. Key properties include a boiling point of 424.4ºC at 760 mmHg, a density of 1.21 g/cm3 and a flash point of 210.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

2898-08-0

Jingsj CID

J-1361732-3

Molecular Formula

C₁₅H₁₂N₂O

Chinese Name

1,3-二氢-5-苯基-1,4-苯并二氮杂卓-2-酮

Molecular Weight

236.26900 g/mol

Category

Ketones

Last updated

8/21/2026